Næstved is well served by train from Copenhagen. Direct trains run frequently on the line from Copenhagen Central Station (København H) via Ringsted, with a journey time of around 55 minutes. Trains also connect to Vordingborg and further south toward the ferry port for Bornholm.
By car, Næstved is just over an hour from Copenhagen via the E20 motorway. From the motorway, follow the signs for Næstved centre. The town has parking near the train station and in the centre.